package com.itheima.File文件.file练习;

import java.io.File;
import java.io.IOException;

public class demo1 {
    public static void main(String[] args) throws IOException {
        File file = new File("day10可变参数和Stream流\\aaa");
        if(!file.exists()){
            file.mkdirs();
        }
        File file1=new File(file,"a.txt");
        file1.createNewFile();
    }
}
